[INFO] fetching crate mc-query 1.0.1... [INFO] checking mc-query-1.0.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate mc-query 1.0.1 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate mc-query 1.0.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mc-query 1.0.1 [INFO] finished tweaking crates.io crate mc-query 1.0.1 [INFO] tweaked toml for crates.io crate mc-query 1.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 65 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7dad2f256e4d60caa14ea9c5f3441347fb47647e4b51a260655494a3006ad88f [INFO] running `Command { std: "docker" "start" "-a" "7dad2f256e4d60caa14ea9c5f3441347fb47647e4b51a260655494a3006ad88f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7dad2f256e4d60caa14ea9c5f3441347fb47647e4b51a260655494a3006ad88f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dad2f256e4d60caa14ea9c5f3441347fb47647e4b51a260655494a3006ad88f", kill_on_drop: false }` [INFO] [stdout] 7dad2f256e4d60caa14ea9c5f3441347fb47647e4b51a260655494a3006ad88f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 739fe7d50e036d091f5d883066d75f655ec0f80cf6be712ffbcd32c679c6f878 [INFO] running `Command { std: "docker" "start" "-a" "739fe7d50e036d091f5d883066d75f655ec0f80cf6be712ffbcd32c679c6f878", kill_on_drop: false }` [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking bytes v1.6.0 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking mc-query v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `write_varint` is never used [INFO] [stdout] --> src/socket.rs:19:14 [INFO] [stdout] | [INFO] [stdout] 11 | pub(crate) trait ReadWriteVarInt { [INFO] [stdout] | --------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 19 | async fn write_varint(&mut self, value: i32) -> Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ReadWriteVarLong` is never used [INFO] [stdout] --> src/socket.rs:26:18 [INFO] [stdout] | [INFO] [stdout] 26 | pub(crate) trait ReadWriteVarLong { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `write_mc_string` is never used [INFO] [stdout] --> src/socket.rs:49:14 [INFO] [stdout] | [INFO] [stdout] 42 | pub(crate) trait ReadWriteMinecraftString { [INFO] [stdout] | ------------------------ method in this trait [INFO] [stdout] ... [INFO] [stdout] 49 | async fn write_mc_string(&mut self, value: &str) -> Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ReadWriteNullTermString` is never used [INFO] [stdout] --> src/socket.rs:54:18 [INFO] [stdout] | [INFO] [stdout] 54 | pub(crate) trait ReadWriteNullTermString { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `write_varint` is never used [INFO] [stdout] --> src/socket.rs:19:14 [INFO] [stdout] | [INFO] [stdout] 11 | pub(crate) trait ReadWriteVarInt { [INFO] [stdout] | --------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 19 | async fn write_varint(&mut self, value: i32) -> Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ReadWriteVarLong` is never used [INFO] [stdout] --> src/socket.rs:26:18 [INFO] [stdout] | [INFO] [stdout] 26 | pub(crate) trait ReadWriteVarLong { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `write_mc_string` is never used [INFO] [stdout] --> src/socket.rs:49:14 [INFO] [stdout] | [INFO] [stdout] 42 | pub(crate) trait ReadWriteMinecraftString { [INFO] [stdout] | ------------------------ method in this trait [INFO] [stdout] ... [INFO] [stdout] 49 | async fn write_mc_string(&mut self, value: &str) -> Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ReadWriteNullTermString` is never used [INFO] [stdout] --> src/socket.rs:54:18 [INFO] [stdout] | [INFO] [stdout] 54 | pub(crate) trait ReadWriteNullTermString { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.37s [INFO] running `Command { std: "docker" "inspect" "739fe7d50e036d091f5d883066d75f655ec0f80cf6be712ffbcd32c679c6f878", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "739fe7d50e036d091f5d883066d75f655ec0f80cf6be712ffbcd32c679c6f878", kill_on_drop: false }` [INFO] [stdout] 739fe7d50e036d091f5d883066d75f655ec0f80cf6be712ffbcd32c679c6f878 [INFO] checking mc-query-1.0.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate mc-query 1.0.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate mc-query 1.0.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mc-query 1.0.1 [INFO] finished tweaking crates.io crate mc-query 1.0.1 [INFO] tweaked toml for crates.io crate mc-query 1.0.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 65 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 04817ff94ad57a495300d48dbd265e7f317e7b6bf27b2e141484214a38add0e8 [INFO] running `Command { std: "docker" "start" "-a" "04817ff94ad57a495300d48dbd265e7f317e7b6bf27b2e141484214a38add0e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "04817ff94ad57a495300d48dbd265e7f317e7b6bf27b2e141484214a38add0e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04817ff94ad57a495300d48dbd265e7f317e7b6bf27b2e141484214a38add0e8", kill_on_drop: false }` [INFO] [stdout] 04817ff94ad57a495300d48dbd265e7f317e7b6bf27b2e141484214a38add0e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ee0c691503b2524c13bc673c500dc2a53573eb2a7a3cff7fe978bf21bed7475f [INFO] running `Command { std: "docker" "start" "-a" "ee0c691503b2524c13bc673c500dc2a53573eb2a7a3cff7fe978bf21bed7475f", kill_on_drop: false }` [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking bytes v1.6.0 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking mc-query v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `write_varint` is never used [INFO] [stdout] --> src/socket.rs:19:14 [INFO] [stdout] | [INFO] [stdout] 11 | pub(crate) trait ReadWriteVarInt { [INFO] [stdout] | --------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 19 | async fn write_varint(&mut self, value: i32) -> Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ReadWriteVarLong` is never used [INFO] [stdout] --> src/socket.rs:26:18 [INFO] [stdout] | [INFO] [stdout] 26 | pub(crate) trait ReadWriteVarLong { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `write_mc_string` is never used [INFO] [stdout] --> src/socket.rs:49:14 [INFO] [stdout] | [INFO] [stdout] 42 | pub(crate) trait ReadWriteMinecraftString { [INFO] [stdout] | ------------------------ method in this trait [INFO] [stdout] ... [INFO] [stdout] 49 | async fn write_mc_string(&mut self, value: &str) -> Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ReadWriteNullTermString` is never used [INFO] [stdout] --> src/socket.rs:54:18 [INFO] [stdout] | [INFO] [stdout] 54 | pub(crate) trait ReadWriteNullTermString { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `write_varint` is never used [INFO] [stdout] --> src/socket.rs:19:14 [INFO] [stdout] | [INFO] [stdout] 11 | pub(crate) trait ReadWriteVarInt { [INFO] [stdout] | --------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 19 | async fn write_varint(&mut self, value: i32) -> Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ReadWriteVarLong` is never used [INFO] [stdout] --> src/socket.rs:26:18 [INFO] [stdout] | [INFO] [stdout] 26 | pub(crate) trait ReadWriteVarLong { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `write_mc_string` is never used [INFO] [stdout] --> src/socket.rs:49:14 [INFO] [stdout] | [INFO] [stdout] 42 | pub(crate) trait ReadWriteMinecraftString { [INFO] [stdout] | ------------------------ method in this trait [INFO] [stdout] ... [INFO] [stdout] 49 | async fn write_mc_string(&mut self, value: &str) -> Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ReadWriteNullTermString` is never used [INFO] [stdout] --> src/socket.rs:54:18 [INFO] [stdout] | [INFO] [stdout] 54 | pub(crate) trait ReadWriteNullTermString { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.69s [INFO] running `Command { std: "docker" "inspect" "ee0c691503b2524c13bc673c500dc2a53573eb2a7a3cff7fe978bf21bed7475f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee0c691503b2524c13bc673c500dc2a53573eb2a7a3cff7fe978bf21bed7475f", kill_on_drop: false }` [INFO] [stdout] ee0c691503b2524c13bc673c500dc2a53573eb2a7a3cff7fe978bf21bed7475f